Patent · US Expired

Solid compositions for washing, cleaning and bleaching and processes for their manufacture and their use

US4079016A · kind A · utility

15Cited by

6References

36Claims

0Family size

Assignee

Solvay & Cie · BE

Inventors

Jacques Brahm · Grimbergen, BE
Noel Vanlautem · Brussels, BE
Alain Decamps · Brussels, BE
Julien Mulders · Dworp, BE

Key dates

Filing date	Jun 19, 1975
Grant date	Mar 14, 1978
Priority date	—
Expiry date	Jun 19, 1995

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D3/3761
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A solid composition for washing, cleaning and bleaching includes at least one basic compound and a solid polylactone derived from a polymer of an .alpha.-hydroxyacrylic acid. The .alpha.-hydroxyacrylic acid from which the solid polylactone is derived contains monomeric units of the formula ##STR1## wherein R.sub.1 and R.sub.2 independently represent hydrogen or an alkyl group containing 1 to 3 carbon atoms.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.